CN201679439U - Climbing ladder of power transmission tower - Google Patents
Climbing ladder of power transmission tower Download PDFInfo
- Publication number
- CN201679439U CN201679439U CN2010201504173U CN201020150417U CN201679439U CN 201679439 U CN201679439 U CN 201679439U CN 2010201504173 U CN2010201504173 U CN 2010201504173U CN 201020150417 U CN201020150417 U CN 201020150417U CN 201679439 U CN201679439 U CN 201679439U
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- Prior art keywords
- support
- ground
- ladder stand
- pedal
- power transmission
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Abstract
The utility model relates to a climbing ladder of a power transmission tower, which comprises two supporting upright posts (1) and a plurality of stepping cross braces (2). The supporting upright posts (1) are vertically arranged on the ground and are fixed with the power transmission tower. The stepping cross braces (2) are fixedly arranged between the two supporting upright posts (1). The distance between a first stepping cross brace (3) close to the ground and the ground is at least 3 meters. The two supporting upright posts (1) between the first stepping cross brace (3) and the ground are provided with linkage folding pedal mechanisms. The first stepping cross brace of the climbing ladder provided by the utility model is far away from the ground and non-operation personnel cannot easily climb the climbing ladder so as to guarantee safety of life and property.
Description
Technical field
The utility model relates to the ladder stand of power transmission tower technical field, particularly a kind of power transmission tower.
Background technology
Power transmission tower is a very important part in the electric power transmission, for guarantee transmission line of electricity reliably, operation safely, the ladder stand (or claim cat ladder) that needs the operating personnel to climb power transmission tower carries out work high above the ground, transmission line of electricity is done various maintenance and maintenance.
The stepping cross support of existing ladder stand all is evenly to be provided with from bottom to top, as disclosing the safety device that a kind of electric power line pole tower is cranked arm and located among the Chinese patent literature CN2675839Y, comprise and be installed in the cat ladder that shaft tower is cranked arm and located, described cat ladder is made of supporting upright post and stepping cross support, described supporting upright post is installed on the cranking arm of shaft tower by crossbeam, and cat ladder and electric power line pole tower are fixed together; When the operating personnel utilizes this cat ladder to climb upper and lower the cranking arm of shaft tower, can ride the stepping cross support of cat ladder, both hands are held up the upwards climbing of steady tower material and handrail.From its accompanying drawing 2 as can be seen, the stepping cross support of above-mentioned ladder stand evenly is provided with from bottom to top, and the operating personnel is when climbing, and pin steps on the first order stepping cross support near ground earlier, and then upwards climbing gradually.Just because of the very close ground of above-mentioned first order stepping cross support, non-operating personnel such as normal adult human or child also can climb easily, the casualty accident that meets accident easily or power infrastructures is destroyed, lives and properties etc. are suffered heavy losses, have serious potential safety hazard.
The utility model content
For this reason, the utility model will solve the first order stepping cross support of ladder stand in the prior art very near ground, non-operating personnel also can climb easily, the problem that has serious potential safety hazard, and provide a kind of first order stepping cross support away from ground, non-operating personnel can't climb easily, can guarantee the ladder stand of the power transmission tower of the security of the lives and property.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of ladder stand of power transmission tower comprises:
Two support posts are provided with perpendicular to ground, fix with described power transmission tower;
Some stepping cross supports are fixedly installed between two described support posts;
Be at least 3 meters near the described stepping cross support of the first order on ground and the distance between the ground; Two described support posts between described stepping cross support of the first order and the ground are provided with interlock Foldable pedal mechanism.
In the above-mentioned ladder stand, described interlock Foldable pedal mechanism comprises fixed support, movable support and pedal; Described fixed support is fixedlyed connected with described support post wherein; Described movable support was detachably fixedlyed connected with the described support post of another root after described pedal was opened; The two ends of described pedal are connected with described movable support is turning with described fixed support by hinge member; The lower end of described movable support has support component.
In the above-mentioned ladder stand, described support component is a support bar, and described support bar is fixedlyed connected with the lower end of described movable support is collapsible.
In the above-mentioned ladder stand, described support component is a support column, and described support column is fixedlyed connected with the lower end of described movable support is scalable.
In the above-mentioned ladder stand, described support column is fixedlyed connected by pin is scalable with described movable support.
In the above-mentioned ladder stand, described support component is a cushion block.
In the above-mentioned ladder stand, described interlock Foldable pedal mechanism also comprises Lock Part, and the described Lock Part in the folding back of described pedal locks described movable support and described fixed support.
In the above-mentioned ladder stand, the distance between described stepping cross support of the first order and the ground is 4 meters.
Technique scheme of the present utility model has the following advantages compared to existing technology: the 1. ladder stand of power transmission tower of the present utility model, distance between first order stepping cross support and the ground is at least 3 meters, two support posts between first order stepping cross support and the ground are provided with interlock Foldable pedal mechanism, first order stepping cross support is away from ground, when not needing to climb, fold up by the operating personnel Foldable pedal mechanism that will link, non-operating personnel can't be climbed easily, prevent unexpected the generation, thereby guarantee the security of the lives and property; 2. the ladder stand of power transmission tower of the present utility model, the fold mechanism that wherein links comprises fixed support, movable support and pedal, fixed support is fixedlyed connected with support post wherein, movable support was detachably fixedlyed connected with another root support post after pedal was opened, the two ends of pedal are connected with fixed support and movable support are turning by hinge member, the lower end of movable support has support component, the folding back of pedal Lock Part is with movable support and movable support locking, because folding pedal links, can easily all pedals be opened together or fold, time saving and energy saving, and said structure is simple, be easy to realize; 3. the ladder stand of power transmission tower of the present utility model, the folding back of pedal Lock Part can make non-operating personnel can't open pedal movable support and movable support locking, further stops non-operating personnel's climbing, prevents unexpected the generation, the assurance security of the lives and property; 4. the ladder stand of power transmission tower of the present utility model, keeping enough height between first order stepping cross support and the ground is the essential step of safety guarantee, make the distance between first order stepping cross support and the ground keep at least 3 meters climbings that can stop most non-operating personnels, guarantee safety.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the schematic diagram of the ladder stand of the utility model power transmission tower;
Fig. 2 is the schematic diagram of the ladder stand of another embodiment of the utility model;
Fig. 3 is the amplification cross-sectional schematic of D part off working state among Fig. 2;
Fig. 4 is the amplification cross-sectional schematic of D part duty among Fig. 2.
Reference numeral is expressed as among the figure: 1-support post, 2-stepping cross support, 3-first order stepping cross support, 4-fixed support, 5-movable support, 6-pedal, 7-support bar, 8-support column, 9-pin, 10-jointed shaft.
The specific embodiment
As shown in Figure 1, be a preferred embodiment of the ladder stand of the utility model power transmission tower, described ladder stand comprises two support posts 1, some stepping cross supports 2 and interlock Foldable pedal mechanism.
Described support post 1 is provided with perpendicular to ground, and fixes with described power transmission tower; Described stepping cross support 2 is fixedly installed between two described support posts 1.Be at least 3 meters near the described stepping cross support 3 of the first order on ground and the distance between the ground, the distance between described stepping cross support 3 of the first order and the ground is 4 meters in the present embodiment.Two described support posts 1 between described stepping cross support 3 of the first order and the ground are provided with described interlock Foldable pedal mechanism.Described interlock Foldable pedal mechanism in the utility model is meant that a plurality of revocable pedals are provided with in linkage, and a plurality of revocable pedals can be opened (duty) or folding (off working state) as required simultaneously.
Described interlock Foldable pedal mechanism comprises fixed support 4, movable support 5, pedal 6 and Lock Part.Described fixed support 4 is fixedlyed connected with described support post 1 wherein; (duty) described movable support 5 was detachably fixedlyed connected with the described support post 1 of another root after described pedal 6 was opened; The two ends of described pedal 6 are by hinge member and described fixed support 4 and described 5 turning connections of movable support, and described in the present embodiment hinge member is a jointed shaft 10; The lower end of described movable support 5 has support component.In the present embodiment, described support component is a support bar 7, and described support bar 7 is collapsible fixing with the lower end of described movable support 5.With described movable support 5 and described fixed support 4 lockings, same described support bar 7 also can be by described Lock Part locking with described movable support 5 at the described Lock Part in described pedal 6 folding backs, and described Lock Part can be theftproof lock etc.
The concrete course of work of the described ladder stand that the utility model provides is as detailed below:
When the operating personnel need step on tower, open described locking mechanism (as opening theftproof lock) with key, the described movable support 5 of pull-up, and state support post 1 locking with described movable support 5 and another are described, make described pedal 6 keep level and energy load-bearing, be that described pedal 6 is duty, the operating personnel just can trample described pedal 6 and climbed this moment; The operating personnel after hours, untie described movable support 5 from another described support post 1, make described pedal 6 folding putting down be in off working state, with described locking mechanism described movable support 5 and described fixed support 4 are locked then, make non-operating personnel can't open described gripper shoe 5 and get final product.
In another embodiment, as shown in Figure 2, described support component is a support column 8, and described support column 8 is scalable fixing with the lower end of described movable support 5, and shown in Fig. 3 and 4, described support column 8 is scalable fixing by pin 9 with described movable support 5.
Certainly, described in other embodiments support component can also be cushion block etc.
In other embodiments, can be only with described support component and the described Lock Part locking of described movable support 5 usefulness, the perhaps supporting tool that described support component is designed to carry, thus realize stoping non-operating personnel's climbing.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (8)
1. the ladder stand of a power transmission tower comprises:
Two support posts (1) are provided with perpendicular to ground, fix with described power transmission tower;
Some stepping cross supports (2) are fixedly installed between two described support posts (1);
It is characterized in that: be at least 3 meters near the described stepping cross support of the first order (3) on ground and the distance between the ground; Two described support posts (1) between described stepping cross support of the first order (3) and the ground are provided with interlock Foldable pedal mechanism.
2. ladder stand according to claim 1 is characterized in that: described interlock Foldable pedal mechanism comprises fixed support (4), movable support (5) and pedal (6); Described fixed support (4) is fixedlyed connected with a described support post (1) wherein; Described movable support (5) was detachably fixedlyed connected with the described support post of another root (1) after described pedal (6) was opened; The two ends of described pedal (6) are by hinge member and described fixed support (4) and turning connection of described movable support (5); The lower end of described movable support (5) has support component.
3. ladder stand according to claim 2 is characterized in that: described support component is support bar (7), collapsible the fixedlying connected in lower end of described support bar (7) and described movable support (5).
4. ladder stand according to claim 2 is characterized in that: described support component is support column (8), scalable the fixedlying connected in lower end of described support column (8) and described movable support (5).
5. ladder stand according to claim 3 is characterized in that: described support column (8) and described movable support (5) are by scalable the fixedlying connected of pin (9).
6. ladder stand according to claim 2 is characterized in that: described support component is a cushion block.
7. according to the arbitrary described ladder stand of claim 2-6, it is characterized in that: described interlock Foldable pedal mechanism also comprises Lock Part, and the described Lock Part in the folding back of described pedal (6) is with described movable support (5) and described fixed support (4) locking.
8. ladder stand according to claim 7 is characterized in that: the distance between described stepping cross support of the first order (3) and the ground is 4 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201504173U CN201679439U (en) | 2010-04-06 | 2010-04-06 | Climbing ladder of power transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201504173U CN201679439U (en) | 2010-04-06 | 2010-04-06 | Climbing ladder of power transmission tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201679439U true CN201679439U (en) | 2010-12-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201504173U Expired - Fee Related CN201679439U (en) | 2010-04-06 | 2010-04-06 | Climbing ladder of power transmission tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201679439U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518389A (en) * | 2011-12-08 | 2012-06-27 | 河南省电力公司洛阳供电公司 | Electrification equipment climbing ladder for preventing mistaken climbing |
| CN104295224A (en) * | 2014-09-26 | 2015-01-21 | 国家电网公司 | 10kV power distribution iron tower folding hanging ladder |
| CN104389513A (en) * | 2014-12-02 | 2015-03-04 | 成都远为天胜科技有限公司 | Anti-climbing signal tower |
| CN105201262A (en) * | 2015-10-22 | 2015-12-30 | 程信羲 | High voltage power tower easy for maintenance |
| CN108571285A (en) * | 2018-05-31 | 2018-09-25 | 河南森源电气股份有限公司 | Preventing mistake scrambling cat ladder |
| CN112600079A (en) * | 2020-12-01 | 2021-04-02 | 中国电建集团江西省电力设计院有限公司 | Sail type combined outgoing line framework |
-
2010
- 2010-04-06 CN CN2010201504173U patent/CN201679439U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518389A (en) * | 2011-12-08 | 2012-06-27 | 河南省电力公司洛阳供电公司 | Electrification equipment climbing ladder for preventing mistaken climbing |
| CN102518389B (en) * | 2011-12-08 | 2016-03-02 | 河南省电力公司洛阳供电公司 | A kind of charging equipment cat ladder preventing by mistake climbing |
| CN104295224A (en) * | 2014-09-26 | 2015-01-21 | 国家电网公司 | 10kV power distribution iron tower folding hanging ladder |
| CN104389513A (en) * | 2014-12-02 | 2015-03-04 | 成都远为天胜科技有限公司 | Anti-climbing signal tower |
| CN104389513B (en) * | 2014-12-02 | 2016-01-27 | 成都远为天胜科技有限公司 | A kind of anti-climbing signal tower |
| CN105201262A (en) * | 2015-10-22 | 2015-12-30 | 程信羲 | High voltage power tower easy for maintenance |
| CN108571285A (en) * | 2018-05-31 | 2018-09-25 | 河南森源电气股份有限公司 | Preventing mistake scrambling cat ladder |
| CN112600079A (en) * | 2020-12-01 | 2021-04-02 | 中国电建集团江西省电力设计院有限公司 | Sail type combined outgoing line framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20150406 |
|
| EXPY | Termination of patent right or utility model |